CN220618071U - Escalator emergency stop switch box - Google Patents

Abstract

The utility model discloses an escalator scram switch box, and belongs to the technical field of scram devices. The box comprises a box seat, a box cover arranged at the top of the box seat and a silica gel strip, wherein the box seat comprises a bottom plate, a skirt rim surrounding the periphery of the bottom plate and waterproof ribs, seam beautifying strips are formed on the skirt rim along the trend of the upper edge of the skirt rim, and the waterproof ribs are clung to and at least partially protrude out of the seam beautifying strips; the box cover is provided with a waterproof groove; when the box seat is connected with the box cover, the silica gel strip is elastically deformed under the matched extrusion of the waterproof rib and the waterproof groove, so that the sealing between the waterproof rib and the waterproof groove is realized. The utility model can completely separate the electronic circuit board part in the box from the external environment, and the dustproof and waterproof grade reaches IP67.

Description

Escalator emergency stop switch box

Technical Field

The utility model belongs to the technical field of emergency stop devices, and particularly relates to an escalator emergency stop switch box.

Background

In order to meet the requirements of GB16899-2011 and EN115-2008, many escalators are provided with additional scram devices at both ends of the escalator, the presence of which helps to increase the safety of the escalator in riding. This scram device installs in the outside of handrail area to be located the upper and lower nearby area of handrail area, additional scram device mainly comprises scram switch, scram box, and fixed bolster, and scram switch installs at the top of scram box, and whole mechanism passes through pole setting and switch box with scram button location in the high position of handrail area, in case unexpected the emergence, the passenger need not to bow just can press scram switch nearby, and the operation of scram staircase avoids taking place the accident, has guaranteed taking advantage of ladder safety greatly.

The protection level of the emergency stop switch box in the market at present is basically lower, and some parts with high protection are limited to single button indication areas, so that water discharge and dust prevention can not be realized in the parts, and the fault rate is high.

Disclosure of Invention

1. Problems to be solved

Aiming at the problems in the prior art, the utility model provides an escalator scram switch box.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The escalator scram switch box comprises a box seat, a box cover arranged at the top of the box seat and a silica gel strip, wherein the box seat comprises a bottom plate, a skirt rim encircling the periphery of the bottom plate and waterproof ribs, seam beautifying strips are formed on the skirt rim along the trend of the upper edge of the skirt rim, and the waterproof ribs are clung to and at least partially protrude out of the seam beautifying strips;

the box cover is provided with a waterproof groove;

when the box seat is connected with the box cover, the silica gel strip is elastically deformed under the matched extrusion of the waterproof rib and the waterproof groove, so that the sealing between the waterproof rib and the waterproof groove is realized.

Preferably, the box cover is detachably connected with the box seat.

Preferably, the box seat is a rectangular box seat, a connecting hole is formed in each corner of the rectangular box seat, a nut is arranged on the box cover corresponding to the position of the connecting hole, and the box cover is connected with the box seat through the nut screwed in the connecting hole.

Preferably, the box cover includes:

the box cover comprises an opening formed on the box cover, a key movably embedded in the opening and a printed panel positioned on the back of the box cover and abutted with the key when the key is pressed.

3. Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

according to the waterproof box, the elastic deformation silica gel strips are used under the matched extrusion of the waterproof ribs and the waterproof grooves, so that the sealing between the waterproof ribs and the waterproof grooves is realized, the electronic circuit board part in the waterproof box is completely separated from the external environment, and the dustproof and waterproof grades reach IP67.

Drawings

FIG. 1 is an exploded view of an escalator scram switch box according to one embodiment of the present utility model;

in the figure: 1. a box base; 11. a bottom plate; 12. a skirt edge; 13. waterproof ribs; 2. a box cover; 21. mounting ears; 22. printing a panel; 3. and (5) a silica gel strip.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which embodiments of the utility model are shown, it being evident that the embodiments described are only some, but not all, of the embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When a flow channel is considered to be "in communication with" another flow channel, it may be in direct communication with the other flow channel or there may be an intervening flow channel present at the same time.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In addition, the terms "top", "bottom", "top" and "bottom" as used herein are defined as far from the ground as the top and near the ground as the bottom when the spray head is in normal use.

Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without collision.

Referring to fig. 1, fig. 1 is an exploded view of an escalator emergency stop switch box according to an embodiment of the utility model.

As shown in fig. 1, a specific embodiment of the present application provides an escalator emergency stop switch box, which includes a box base 1, a box cover 2 disposed on the top of the box base 1, and a silica gel strip 3.

The box seat 1 comprises a bottom plate 11, a skirt edge 12 surrounding the periphery of the bottom plate 11 and waterproof ribs 13, seam beautifying strips are formed on the skirt edge 12 along the trend of the upper edge of the skirt edge 12, and the waterproof ribs 13 are clung to and at least partially protrude out of the seam beautifying strips to prevent dust or water from entering the box body.

The box cover 2 is provided with a waterproof groove, and the waterproof groove is used for being matched with the silica gel strip 3 to realize sealing.

When the box seat 1 is connected with the box cover 2, the silica gel strip 3 generates elastic deformation under the matched extrusion of the waterproof ribs 13 and the waterproof grooves so as to realize the sealing between the waterproof ribs 13 and the waterproof grooves.

The silica gel strip 3 which generates elastic deformation under the matched extrusion of the waterproof ribs 13 and the waterproof grooves is utilized to realize the sealing between the waterproof ribs 13 and the waterproof grooves, so that the electronic circuit board part in the box is completely separated from the external environment, and the dustproof and waterproof grades reach IP67.

Preferably, the box cover 2 is detachably connected with the box seat 1. The box seat 1 may be a rectangular box seat 1, a connecting hole is disposed at each corner of the rectangular box seat 1, a nut is disposed on the box cover 2 corresponding to the position of the connecting hole, and the box cover 2 and the box seat 1 are detachably connected by tightening the nut in the connecting hole.

Preferably, the box cover 2 comprises an opening formed on the box cover 2, a key movably embedded in the opening, and a circuit board positioned on the back of the box cover 2 and connected with the key circuit.

The two ends of the box cover 2 can be provided with mounting ears 21, so that the use and the mounting of a user are facilitated.

The circuit board is electrically connected with at least one display screen, and the box cover 2 is at least provided with a perspective area for a user to observe the display screen through the visible area so as to observe the operation state of the switch box.

In one embodiment, the key is disposed on a printed panel 22, and a transparent display area is further disposed on the printed panel 22 for observing the operation state of the switch box in the box body.

The examples of the present utility model are merely for describing the preferred embodiments of the present utility model, and are not intended to limit the spirit and scope of the present utility model, and those skilled in the art should make various changes and modifications to the technical solution of the present utility model without departing from the spirit of the present utility model.

Claims (4)

1. The utility model provides an escalator scram switch box, is in including box stand and the lid of setting at box stand top, its characterized in that: the box seat comprises a bottom plate, a skirt rim surrounding the periphery of the bottom plate and waterproof ribs, seam beautifying strips are formed on the skirt rim along the trend of the upper edge of the skirt rim, and the waterproof ribs are clung to and at least partially protrude out of the seam beautifying strips;

the box cover is provided with a waterproof groove;

when the box seat is connected with the box cover, the silica gel strip is elastically deformed under the matched extrusion of the waterproof rib and the waterproof groove, so that the sealing between the waterproof rib and the waterproof groove is realized.

2. The escalator scram switch box according to claim 1, wherein: the box cover is detachably connected with the box seat.

3. The escalator scram switch box according to claim 2, wherein: the box seat is a rectangular box seat, a connecting hole is formed in each corner of the rectangular box seat, a nut is arranged on the box cover corresponding to the position of the connecting hole, and the box cover is connected with the box seat through the nut screwed on the connecting hole.

4. The escalator scram switch box according to claim 2, wherein: the box cover comprises:

the box cover comprises an opening formed on the box cover, a key movably embedded in the opening and a printed panel positioned on the back of the box cover and abutted with the key when the key is pressed.